Barre de navigation

                <nav class="bg-green-600 dark:bg-green-900 p-4">
    <div class="container mx-auto flex justify-between items-center">
        <div class="flex items-center space-x-4">
            <a href="#" class="text-white text-lg font-bold hover:text-yellow-300 dark:hover:text-yellow-400">Home</a>
            <a href="#" class="text-white text-lg font-bold hover:text-yellow-300 dark:hover:text-yellow-400">About</a>
            <a href="#" class="text-white text-lg font-bold hover:text-yellow-300 dark:hover:text-yellow-400">Blog</a>
            <a href="#" class="text-white text-lg font-bold hover:text-yellow-300 dark:hover:text-yellow-400">Contact</a>
        </div>
        <div class="hidden md:flex items-center space-x-4">
            <a href="#" class="text-white bg-yellow-400 dark:bg-yellow-600 px-4 py-2 rounded-lg hover:bg-yellow-300 dark:hover:bg-yellow-500">Sign In</a>
            <a href="#" class="text-white bg-red-500 dark:bg-red-700 px-4 py-2 rounded-lg hover:bg-red-400 dark:hover:bg-red-600">Get Started</a>
        </div>
    </div>
    <div class="md:hidden mt-2">
        <button class="text-white rounded-md p-2 hover:bg-yellow-300 dark:hover:bg-yellow-500">
            Menu
        </button>
    </div>
</nav>
<div class="bg-white dark:bg-gray-800 text-gray-900 dark:text-gray-200 p-4">
    <h1 class="text-3xl font-bold">Welcome to My Blog</h1>
    <p class="mt-2">Discover amazing articles and content that inspire and educate.</p>
    <img class="mt-4 rounded-lg" src="https://picsum.photos/800/400" alt="Random Image">
    <div class="flex mt-4 space-x-4">
        <img class="h-12 w-12 rounded-full" src="https://randomuser.me/api/portraits/men/1.jpg" alt="Profile Picture">
        <img class="h-12 w-12 rounded-full" src="https://randomuser.me/api/portraits/women/1.jpg" alt="Profile Picture">
    </div>
</div>
              

                <nav class="bg-gradient-to-b from-gray-200 to-gray-300 dark:from-gray-800 dark:to-gray-900 shadow-lg dark:shadow-[0_20px_50px_rgba(0,_0,_0,_0.6)] p-4 rounded-b-xl">
  <div class="container mx-auto flex items-center justify-between">
    <div class="flex items-center space-x-4">
      <a href="#" class="flex items-center space-x-2 text-gray-700 dark:text-gray-300 hover:text-blue-600 dark:hover:text-blue-400 transition duration-300">
        <svg class="h-8 w-8" fill="none" stroke="currentColor" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M3 12l2-2m0 0l7-7 7 7M5 10v10a1 1 0 001 1h3m10-11l2 2m0 0l7 7m-2.343 2.343a1 1 0 01-1.414 0L11.5 11.5m-4 4L7 10m3.75 3.75V17m-5 0h5"></path></svg>
        <span class="font-bold text-xl">SocialApp</span>
      </a>
    </div>
    <div class="flex items-center space-x-6">
      <a href="#" class="text-gray-700 dark:text-gray-300 hover:text-green-600 dark:hover:text-green-400 transition duration-300 relative">
        <svg class="h-6 w-6" fill="none" stroke="currentColor" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 17h5l-1.405-1.405A2.032 2.032 0 0118 14.158V11a6.002 6.002 0 00-4-5.659V5a2 2 0 10-4 0v.341C7.67 6.165 6 8.388 6 11v3.159c0 .538-.214 1.055-.595 1.436L4 17h5m6 0v1a3 3 0 01-6 0v-1m6 0H9"></path></svg>
        <span class="absolute top-0 right-0 inline-flex items-center justify-center px-2 py-1 text-xs font-bold leading-none text-red-100 transform translate-x-1/2 -translate-y-1/2 bg-red-600 rounded-full">3</span>
      </a>
      <a href="#" class="text-gray-700 dark:text-gray-300 hover:text-purple-600 dark:hover:text-purple-400 transition duration-300">
        <svg class="h-6 w-6" fill="none" stroke="currentColor" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 12h.01M12 12h.01M16 12h.01M21 12c0 4.418-4.03 8-9 8a9.004 9.004 0 01-7.504-4.588M3.05 5.84C3.05 5.84 6.893 19 12 19s8.95-13.16 8.95-13.16"></path></svg>
      </a>
      <div class="relative">
        <button class="relative z-10 block h-10 w-10 rounded-full overflow-hidden border-2 border-gray-400 dark:border-gray-600 focus:outline-none focus:border-white">
          <img class="h-full w-full object-cover" src="https://randomuser.me/api/portraits/men/32.jpg" alt="Your avatar">
        </button>
      </div>
    </div>
  </div>
</nav>
              

                <nav class="bg-gray-200 dark:bg-gray-800 p-4 shadow-lg rounded-lg">
    <div class="container mx-auto flex justify-between items-center">
        <div class="flex items-center">
            <img src="https://picsum.photos/40/40" alt="Logo" class="rounded-full mr-2">
            <span class="text-xl font-semibold text-gray-800 dark:text-gray-200">SocialApp</span>
        </div>
        <ul class="flex space-x-4">
            <li><a href="#" class="text-gray-800 dark:text-gray-200 hover:text-gray-600 dark:hover:text-gray-400 transition-colors">Home</a></li>
            <li><a href="#" class="text-gray-800 dark:text-gray-200 hover:text-gray-600 dark:hover:text-gray-400 transition-colors">About</a></li>
            <li><a href="#" class="text-gray-800 dark:text-gray-200 hover:text-gray-600 dark:hover:text-gray-400 transition-colors">Contact</a></li>
            <li><a href="#" class="text-gray-800 dark:text-gray-200 hover:text-gray-600 dark:hover:text-gray-400 transition-colors">Profile</a></li>
        </ul>
        <div class="flex items-center">
            <img src="https://randomuser.me/api/portraits/men/32.jpg" alt="User Avatar" class="rounded-full w-10 h-10 border-2 border-gray-300 dark:border-gray-600">
        </div>
    </div>
</nav>
              

                <nav class="p-4 bg-white bg-opacity-10 backdrop-filter backdrop-blur-lg dark:bg-gray-800 dark:bg-opacity-10 dark:backdrop-filter dark:backdrop-blur-lg">
  <div class="container mx-auto flex justify-between items-center">
    <div class="text-gray-800 dark:text-white text-xl font-bold">SocialApp</div>
    <div class="flex space-x-4">
      <a href="#" class="text-gray-800 dark:text-white hover:text-gray-600 dark:hover:text-gray-300">Feed</a>
      <a href="#" class="text-gray-800 dark:text-white hover:text-gray-600 dark:hover:text-gray-300">Profile</a>
      <a href="#" class="text-gray-800 dark:text-white hover:text-gray-600 dark:hover:text-gray-300">Messages</a>
    </div>
  </div>
</nav>
              

                <nav class="bg-gray-800 p-4 text-white">
  <div class="container mx-auto flex items-center justify-between">
    <div class="text-lg font-semibold">My Website</div>
    <div class="hidden md:flex space-x-4">
      <a href="#" class="hover:underline">Home</a>
      <a href="#" class="hover:underline">About</a>
      <a href="#" class="hover:underline">Services</a>
      <a href="#" class="hover:underline">Contact</a>
    </div>
    <div class="md:hidden">
      <button class="text-white focus:outline-none">
        <svg class="w-6 h-6" fill="none" stroke="currentColor" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg">
          <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 6h16M4 12h16m-4 6h4"></path>
        </svg>
      </button>
    </div>
  </div>
</nav>
              

                <nav class="bg-white dark:bg-gray-800 shadow-md">
  <div class="container mx-auto px-6 py-3">
    <div class="flex items-center justify-between">
      <div class="text-xl font-semibold text-gray-700 dark:text-white">
        <a href="#" class="hover:text-gray-900 dark:hover:text-gray-200 transition duration-300 ease-in-out">My Website</a>
      </div>
      <div class="hidden md:block">
        <div class="flex items-center space-x-4">
          <a href="#" class="text-gray-700 dark:text-white hover:text-gray-900 dark:hover:text-gray-200 transition duration-300 ease-in-out transform hover:scale-105">Home</a>
          <a href="#" class="text-gray-700 dark:text-white hover:text-gray-900 dark:hover:text-gray-200 transition duration-300 ease-in-out transform hover:scale-105">About</a>
          <a href="#" class="text-gray-700 dark:text-white hover:text-gray-900 dark:hover:text-gray-200 transition duration-300 ease-in-out transform hover:scale-105">Services</a>
          <a href="#" class="text-gray-700 dark:text-white hover:text-gray-900 dark:hover:text-gray-200 transition duration-300 ease-in-out transform hover:scale-105">Contact</a>
        </div>
      </div>
      <div class="md:hidden">
        <button class="text-gray-700 dark:text-white focus:outline-none">
          <svg viewBox="0 0 24 24" fill="currentColor" class="h-6 w-6">
            <path fill-rule="evenodd" d="M4 5h16a1 1 0 010 2H4a1 1 0 110-2zm0 6h16a1 1 0 010 2H4a1 1 0 010-2zm0 6h16a1 1 0 010 2H4a1 1 0 010-2z"></path>
          </svg>
        </button>
      </div>
    </div>
  </div>
</nav>
              

                <nav class="bg-white dark:bg-gray-800 shadow-md">
  <div class="max-w-screen-xl mx-auto px-4 sm:px-6 md:px-8">
    <div class="flex justify-between h-16">
      <div class="flex">
        <div class="flex-shrink-0">
          <img class="h-8" src="https://picsum.photos/40/40" alt="Logo">
        </div>
        <div class="hidden md:flex md:space-x-8">
          <a href="#" class="text-gray-900 dark:text-gray-100 hover:underline">Home</a>
          <a href="#" class="text-gray-900 dark:text-gray-100 hover:underline">About</a>
          <a href="#" class="text-gray-900 dark:text-gray-100 hover:underline">Services</a>
          <a href="#" class="text-gray-900 dark:text-gray-100 hover:underline">Contact</a>
        </div>
      </div>
      <div class="flex items-center">
        <img class="h-10 w-10 rounded-full" src="https://randomuser.me/api/portraits/men/1.jpg" alt="User Avatar">
      </div>
    </div>
  </div>
</nav>

<!-- Mobile menu button -->
<div class="md:hidden">
  <button class="flex items-center p-2 rounded-md text-gray-700 dark:text-gray-200 hover:bg-gray-200 dark:hover:bg-gray-700 focus:outline-none" aria-label="Toggle Navigation">
    <svg class="h-6 w-6" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor">
      <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 6h16M4 12h16m-7 6h7" />
    </svg>
  </button>
</div>

<!-- Mobile Menu -->
<div class="md:hidden">
  <div class="bg-white dark:bg-gray-800 shadow-md px-4 py-2 space-y-2">
    <a href="#" class="block text-gray-900 dark:text-gray-100 hover:underline">Home</a>
    <a href="#" class="block text-gray-900 dark:text-gray-100 hover:underline">About</a>
    <a href="#" class="block text-gray-900 dark:text-gray-100 hover:underline">Services</a>
    <a href="#" class="block text-gray-900 dark:text-gray-100 hover:underline">Contact</a>
  </div>
</div>
              

                <nav class="bg-gray-800 text-white p-4">
    <div class="container mx-auto flex justify-between items-center">
        <div class="text-lg font-bold">Brand</div>
        <div class="hidden md:flex space-x-4">
            <a href="#" class="hover:text-gray-400">Home</a>
            <a href="#" class="hover:text-gray-400">About</a>
            <a href="#" class="hover:text-gray-400">Services</a>
            <a href="#" class="hover:text-gray-400">Contact</a>
        </div>
        <div class="md:hidden">
            <button class="text-white focus:outline-none" id="menu-btn">
                <svg class="w-6 h-6" fill="none" stroke="currentColor" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg">
                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 6h16M4 12h16m-7 6h7"/>
                </svg>
            </button>
        </div>
    </div>
    <div class="md:hidden" id="menu" style="display: none;">
        <a href="#" class="block px-4 py-2 hover:bg-gray-700">Home</a>
        <a href="#" class="block px-4 py-2 hover:bg-gray-700">About</a>
        <a href="#" class="block px-4 py-2 hover:bg-gray-700">Services</a>
        <a href="#" class="block px-4 py-2 hover:bg-gray-700">Contact</a>
    </div>
</nav>

<!-- User Avatar Section -->
<div class="p-4 bg-gray-900">
    <div class="container mx-auto flex items-center">
        <img src="https://randomuser.me/api/portraits/men/1.jpg" alt="User Avatar" class="w-10 h-10 rounded-full">
        <span class="ml-2">User Name</span>
    </div>
</div>

<!-- Placeholder Image Section -->
<div class="p-4">
    <img src="https://picsum.photos/1920/1080" alt="Placeholder Image" class="w-full h-auto">
</div>
              

                <nav class="bg-gray-200 dark:bg-gray-800 p-4 rounded-lg shadow-lg">
    <div class="container mx-auto flex justify-between items-center">
        <div class="flex items-center space-x-4">
            <img src="https://picsum.photos/50/50?random=1" alt="Logo" class="h-10 rounded-full">
            <span class="text-xl font-bold dark:text-white">Brand</span>
        </div>
        <div class="hidden md:flex space-x-4">
            <a href="#" class="text-gray-800 dark:text-gray-200 p-2 rounded-lg transition duration-200 hover:bg-gray-300 dark:hover:bg-gray-700">
                Home
            </a>
            <a href="#" class="text-gray-800 dark:text-gray-200 p-2 rounded-lg transition duration-200 hover:bg-gray-300 dark:hover:bg-gray-700">
                About
            </a>
            <a href="#" class="text-gray-800 dark:text-gray-200 p-2 rounded-lg transition duration-200 hover:bg-gray-300 dark:hover:bg-gray-700">
                Services
            </a>
            <a href="#" class="text-gray-800 dark:text-gray-200 p-2 rounded-lg transition duration-200 hover:bg-gray-300 dark:hover:bg-gray-700">
                Contact
            </a>
        </div>
        <div class="md:hidden flex items-center">
            <button class="text-gray-800 dark:text-gray-200 p-2 rounded-lg focus:outline-none">
                <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor" class="w-6 h-6">
                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 6h16M4 12h16m-7 6h7" />
                </svg>
            </button>
        </div>
    </div>
    <div class="md:hidden">
        <div class="flex flex-col space-y-1 mt-2">
            <a href="#" class="text-gray-800 dark:text-gray-200 p-2 rounded-lg transition duration-200 hover:bg-gray-300 dark:hover:bg-gray-700">
                Home
            </a>
            <a href="#" class="text-gray-800 dark:text-gray-200 p-2 rounded-lg transition duration-200 hover:bg-gray-300 dark:hover:bg-gray-700">
                About
            </a>
            <a href="#" class="text-gray-800 dark:text-gray-200 p-2 rounded-lg transition duration-200 hover:bg-gray-300 dark:hover:bg-gray-700">
                Services
            </a>
            <a href="#" class="text-gray-800 dark:text-gray-200 p-2 rounded-lg transition duration-200 hover:bg-gray-300 dark:hover:bg-gray-700">
                Contact
            </a>
        </div>
    </div>
</nav>
              

                <nav class="bg-white dark:bg-gray-900 shadow-lg rounded-lg p-6">
    <div class="flex justify-between items-center"> 
        <div class="flex items-center">
            <img src="https://picsum.photos/40" alt="Logo" class="rounded-full mr-3 shadow-md">
            <h1 class="text-xl font-bold text-gray-800 dark:text-gray-100">My Website</h1>
        </div>
        <div class="hidden md:flex space-x-6">
            <a href="#" class="text-gray-800 dark:text-gray-100 hover:text-blue-500 dark:hover:text-blue-400 transition duration-200">Home</a>
            <a href="#" class="text-gray-800 dark:text-gray-100 hover:text-blue-500 dark:hover:text-blue-400 transition duration-200">About</a>
            <a href="#" class="text-gray-800 dark:text-gray-100 hover:text-blue-500 dark:hover:text-blue-400 transition duration-200">Services</a>
            <a href="#" class="text-gray-800 dark:text-gray-100 hover:text-blue-500 dark:hover:text-blue-400 transition duration-200">Contact</a>
        </div>
        <div class="md:hidden">
            <button class="text-gray-800 dark:text-gray-100 hover:text-blue-500 dark:hover:text-blue-400 transition duration-200">
                <svg class="w-6 h-6" fill="currentColor" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M3 6h14M3 10h14m-7 4h7" clip-rule="evenodd" /></svg>
            </button>
        </div>
    </div>
    <div class="mt-4 md:hidden space-x-4">
        <a href="#" class="block text-gray-800 dark:text-gray-100 hover:text-blue-500 dark:hover:text-blue-400 transition duration-200">Home</a>
        <a href="#" class="block text-gray-800 dark:text-gray-100 hover:text-blue-500 dark:hover:text-blue-400 transition duration-200">About</a>
        <a href="#" class="block text-gray-800 dark:text-gray-100 hover:text-blue-500 dark:hover:text-blue-400 transition duration-200">Services</a>
        <a href="#" class="block text-gray-800 dark:text-gray-100 hover:text-blue-500 dark:hover:text-blue-400 transition duration-200">Contact</a>
    </div>
</nav>